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Killer Psyche

Killer Psyche

Audible | Treefort Media 147 episodes Latest May 26, 2026

When a shocking crime occurs, people ask “Why?” Was it about power, ego, or revenge? On Killer Psyche, retired FBI agent Candice DeLong draws on her decades of experience to reveal why these murderers and criminals committed these heinous acts. She will reveal fascinating new details about what drove these people, including cases she was close to. Candice will share specific psychological methods and profiling techniques that experts use to understand the deepest part of the most complex, fascinating, and twisted minds, from the Unabomber to Alex Murdaugh to Mary Bell.

Episodes

Kouri Richins: The Grief Author Killer Jun 9, 2026 00:41:53 Retired FBI agent and criminal profiler Candice DeLong explores the disturbing case of Kouri Richins, the Utah real estate agent who poisoned her husband Eric with a lethal dose of fentanyl. In the spring of 2022, Eric Richins was found dead in his home in the mountains of Kamas, Utah -- and within months, his wife was giving interviews, appearing on morning television, and publishing a p
New Season - Dr. Death: The Cowboy Jun 4, 2026 00:06:13 Dr. John Schneider rode into town like a character out of a Western: an outsider on a Harley-Davidson, in trademark cowboy boots. He promised relief to patients suffering in Wyoming and Montana. He seemed like the hero they needed. But when surgeries go wrong and a strange letter exposes a bitter feud, medical professionals and government officials search for the truth about this cowboy d
Sid Vicious & the Murder of Nancy Spungen Jun 2, 2026 00:48:00 Retired FBI agent and criminal profiler Candice DeLong explores the disturbing case of Sid Vicious and the unsolved murder of Nancy Spungen. On the morning of October 12th, 1978, Nancy was found stabbed to death on the bathroom floor of Room 100 at New York City's legendary Chelsea Hotel — and the only suspect was the man she loved. Candice examines how two profoundly damaged people, boun
Joanna Dennehy - The Kill Bill Murderer May 26, 2026 00:47:10 Retired FBI agent and criminal profiler Candice DeLong explores the chilling case of Joanna Dennehy, a brutal serial killer inspired by the film Kill Bill. Over just ten days in the spring of 2013, three men were stabbed to death in quiet English towns, and no one could believe what they were seeing -- because the killer was a woman who hunted for sport. Candice examines how Dennehy used
Rex Heuermann - The Gilgo Beach Serial Killer: A Conversation with Josh Ritter May 19, 2026 00:48:54 Retired FBI agent and criminal profiler Candice DeLong examines the stunning guilty plea of Rex Heuermann, the Long Island architect known as the Gilgo Beach Serial Killer. For more than fifteen years, the murders of at least eight women dumped along a desolate stretch of Ocean Parkway went unsolved — one of the most haunting cold cases in American history. Candice walks through the inves
Michael Gargiulo: The Hollywood Ripper May 12, 2026 00:49:13 Retired FBI agent and criminal profiler Candice DeLong explores the disturbing case of Michael Gargiulo, known as the Hollywood Ripper. For more than a decade, women in the suburbs of Chicago and the Hollywood Hills were being murdered in their own homes, and no one saw it coming -- because the killer was never a stranger. He was the boy next door, the friendly repairman, the neighbor who
Carl Panzram: "Meanness Personified" May 5, 2026 00:47:04 Retired FBI agent and criminal profiler Candice DeLong explores the disturbing case of Carl Panzram, one of the most brutal and unrepentant criminals in American history. In the early twentieth century, Panzram's trail of violence stretched across multiple continents, leaving behind at least 21 murder victims -- many of them still unidentified to this day. What investigators eventually un
Brenda Ann Spencer: The Girl Who Didn't Like Mondays Apr 28, 2026 00:45:46 Retired FBI agent and criminal profiler Candice DeLong explores the disturbing case of Brenda Ann Spencer, the teenager behind one of the earliest school shootings in modern American history. On the morning of January 29th, 1979, at just 16 years old, Brenda opened fire on children arriving at an elementary school across the street from her home, killing two and wounding nine others. When
Sirhan Sirhan: The Assassin of Robert F. Kennedy Apr 21, 2026 00:46:07 Retired FBI agent and criminal profiler Candice DeLong explores the disturbing case of Sirhan Bishara Sirhan, the man who assassinated Senator Robert F. Kennedy. Shortly after midnight on June 5th, 1968, a gunshot in the kitchen of a Los Angeles hotel changed the course of American history. What investigators uncovered was a killer unlike any other: a deeply traumatized young man whose wo
Ted Kaczynski: The Unabomber 30 Years Later Apr 14, 2026 00:53:53 30 years after ""The Unabomber's"" arrest, Ted Kaczynski's ideas are more alive than ever, cited by killers like Luigi Mangione, debated by philosophers and celebrated by people who see him as a prophet rather than a murderer. Retired FBI agent and criminal profiler Candice DeLong, who sat alone with him hours after his capture, will share all-new anecdotes about Kaczynski's case, his cap
Luka Magnotta: The Butcher of Montreal Apr 7, 2026 00:49:00 Retired FBI agent and criminal profiler Candice DeLong explores the disturbing case of Luka Magnotta, known as the Butcher of Montreal. In the spring of 2012, a shocking video showing the murder of a university student named Jun Lin began circulating across the internet, setting off a chain of events that would horrify an entire nation. What investigators uncovered was a killer unlike any
Ted Bundy: Part 2 Mar 31, 2026 00:49:25 In the second half of this two-part episode, retired FBI agent and criminal profiler Candice DeLong picks up where the nightmare left off. After escaping custody twice, Ted Bundy fled to Tallahassee, Florida, where his violence escalated to its most savage and frenzied, including a brutal late-night attack on the Chi Omega sorority house left two young women dead and three others savagely

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